/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import io.gatling.app.Gatling
import io.gatling.core.config.GatlingPropertiesBuilder

import java.nio.file.Path
import java.nio.file.Paths
import java.util.Objects.requireNonNull

/**
 * Start this object to run example simulations included into this project.
 *
 * After start choose a simulation by number entering it from keyboard.
 */
object GatlingRunner extends App {
    val props = new GatlingPropertiesBuilder()
        .resourcesDirectory(IDEPathHelper.mavenResourcesDirectory.toString)
        .resultsDirectory(IDEPathHelper.resultsDirectory.toString)
        .binariesDirectory(IDEPathHelper.mavenBinariesDirectory.toString)

    Gatling.fromMap(props.build)
}

object IDEPathHelper {
    private val projectRootDir = Paths.get(requireNonNull(getClass.getResource("gatling.conf"), "Couldn't locate gatling.conf").toURI).getParent.getParent.getParent
    private val mavenTargetDirectory = projectRootDir.resolve("target")
    private val mavenSrcTestDirectory = projectRootDir.resolve("src").resolve("test")

    val mavenSourcesDirectory: Path = mavenSrcTestDirectory.resolve("scala")
    val mavenResourcesDirectory: Path = mavenSrcTestDirectory.resolve("resources")
    val mavenBinariesDirectory: Path = mavenTargetDirectory.resolve("test-classes")
    val resultsDirectory: Path = mavenTargetDirectory.resolve("gatling")
    val recorderConfigFile: Path = mavenResourcesDirectory.resolve("recorder.conf")
}
